From: Oliver Neukum <oliver@neukum.org>
To: "Li, Shaohua" <shaohua.li@intel.com>
Cc: "Benjamin Herrenschmidt" <benh@kernel.crashing.org>,
"Patrick Mochel" <mochel@digitalimplant.org>,
"Zhu, Yi" <yi.zhu@intel.com>,
"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>
Subject: Re: suspend/resume support for driver requires an external firmware
Date: Mon, 27 Sep 2004 09:51:00 +0200 [thread overview]
Message-ID: <200409270951.00367.oliver@neukum.org> (raw)
In-Reply-To: <16A54BF5D6E14E4D916CE26C9AD305753457F2@pdsmsx402.ccr.corp.intel.com>
Am Montag, 27. September 2004 08:23 schrieb Li, Shaohua:
> Adding methods to the device core requires changes the device core every
> time when you add a new call back. The notifier chain method can keep
> the device core stable.
No. It pretends that the interface is stable. If additional callbacks
are needed and provided externally, driver core is unable to do
what it is intended to.
> Considering another case, we might want to add some call backs between
> sysdevs resume and regular devices resume (the case is the above). It
> might not be for a device. How can the device core call back do this?
The same way it resumes system devices.
Regards
Oliver
next prev parent reply other threads:[~2004-09-27 7:52 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-27 6:23 suspend/resume support for driver requires an external firmware Li, Shaohua
2004-09-27 7:51 ` Oliver Neukum [this message]
-- strict thread matches above, loose matches on Subject: below --
2004-09-28 6:16 Zhu, Yi
2004-09-28 6:07 Zhu, Yi
2004-09-28 6:11 ` Patrick Mochel
2004-09-28 5:31 Zhu, Yi
2004-09-28 5:34 ` Patrick Mochel
2004-09-28 2:28 Zhu, Yi
2004-09-28 4:55 ` Patrick Mochel
2004-09-28 2:28 Zhu, Yi
2004-09-28 2:27 Zhu, Yi
2004-09-28 4:52 ` Patrick Mochel
2004-09-27 3:43 Zhu, Yi
2004-09-27 3:43 Zhu, Yi
2004-09-27 7:47 ` Oliver Neukum
2004-09-27 16:50 ` Patrick Mochel
2004-09-27 17:19 ` Oliver Neukum
2004-09-27 18:19 ` Dmitry Torokhov
2004-09-27 18:37 ` Oliver Neukum
2004-09-27 22:47 ` Denis Vlasenko
2004-09-27 23:06 ` Dmitry Torokhov
2004-09-28 15:07 ` Denis Vlasenko
2004-09-24 15:03 Zhu, Yi
2004-09-24 11:52 Li, Shaohua
2004-09-24 12:42 ` Oliver Neukum
2004-09-24 6:16 Zhu, Yi
2004-09-24 7:33 ` Patrick Mochel
2004-09-24 8:22 ` Benjamin Herrenschmidt
2004-09-24 16:00 ` Oliver Neukum
2004-09-24 20:11 ` Marcel Holtmann
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